| Years | Return |
|---|---|
| 2012 | 0% |
| 2013 | 34.2% |
| 2014 | 15% |
| 2015 | -3.2% |
| 2016 | 22.5% |
| 2017 | 12.6% |
| 2018 | -11.4% |
| 2019 | 20.8% |
| 2020 | -8.2% |
| 2022 | -1.2% |
| 2000 | 38.1% |
| 2001 | -14.6% |
| 2002 | -47.1% |
| 2003 | 87.3% |
| 2004 | -19.3% |
| 2005 | -28.9% |
| 2006 | 108.8% |
| 2007 | 8.3% |
| 2008 | 15.2% |
| 2009 | 670.7% |
| 2010 | 0% |
| 2011 | 0% |
| 2021 | 21% |
| 2024 | 3.7% |
| 2023 | -0.3% |